Prebid Ascent 2025 — Sources

Curated sources for privacy and ad-tech standards

🧰 Sources

IAB Europe

- Transparency & Consent Framework — https://iabeurope.eu/transparency-consent-framework/  — overview & definitions of TCF, version history, stakeholder roles.
- TCF Supporting Resources — https://iabeurope.eu/tcf-supporting-resources/  — policies, technical specs, operational & compliance tools.
- TCF Policies — https://iabeurope.eu/iab-europe-transparency-consent-framework-policies/  — detailed policy obligations for publishers, CMPs, vendors.
- TCF Compliance Report 2024 — https://usercentrics.com/knowledge-hub/iab-europe-publishes-2024-tcf-compliance-report/  — audits & status of TCF adoption, compliance gaps.
      

IAB Tech Lab

- Global Privacy Platform (GPP) — https://iabtechlab.com/gpp/  — purpose, current signals supported, structure.
- GPP Specification (GitHub) — https://github.com/InteractiveAdvertisingBureau/Global-Privacy-Platform  — technical documents (consent string, API, sections) for GPP.
- GPP for Publishers — https://iabtechlab.com/global-privacy-platform-for-publishers/  — how publishers can implement GPP, benefits.
- GPP Implementation Guidelines — https://iabtechlab.com/standards/gpp-implementation/  — roadmap & guidance docs for adopting GPP.

- Data Deletion Request Framework (DDF) — https://iabtechlab.com/standards/data-deletion-request-framework/  — technical standard for propagating user deletion requests across the ad tech ecosystem.
- DDF GitHub Repository — https://github.com/InteractiveAdvertisingBureau/Data-Deletion-Request-Framework  — full specification, schemas, and API details.
      

Prebid (Privacy-Specific)

- Prebid Consent Management Module — https://docs.prebid.org/dev-docs/modules/consentManagement.html  — integrates with IAB Europe TCF and US Privacy frameworks.
- Prebid US Privacy Module — https://docs.prebid.org/dev-docs/modules/consentManagementUsp.html  — support for CCPA/CPRA opt-out signals.
- Prebid Identity Module — https://docs.prebid.org/dev-docs/modules/userId.html  — unified approach to handling multiple IDs under privacy rules.
- Prebid Server Privacy — https://docs.prebid.org/prebid-server/features/pbs-privacy.html  — server-side privacy enforcement (GDPR, US Privacy, COPPA).